. Author manuscript; available in PMC: 2017 Feb 1.

Published in final edited form as: J Exp Child Psychol. 2015 Oct 1;142:274–290. doi: 10.1016/j.jecp.2015.08.011

Table 5.

Frontal asymmetry and maternal negative affect

	No Control			Control for Baseline
	B	SE(B)	t	B	SE(B)	t
Baseline Asymmetry	-	-	-	0.793	0.142	5.59^**
Sex	−0.017	0.011	−1.47	0.001	0.010	0.12
Time (Slope across Contexts)	0.009	0.003	3.32^**	0.009	0.003	3.32^**
Maternal Negative Affect	−0.001	0.001	−1.98^*	−0.001	0.001	−1.13
Time^* Maternal Negative Affect	−0.001	0.000	−2.52^*	−0.001	0.000	−2.52^*

Note: Because R² is not a part of the estimation procedure for mixed models, we calculated ΔR² as the decrease in the proportion of error variance between the final model and an intercepts-only model. Δ R² for both models = 0.17.

p < 0.05,

^**

p < 0.01.